oversaturatedadj.

Brit.

/ˌəʊvəˈsatʃᵿreɪtᵻd/,

/ˌəʊvəˈsatjᵿreɪtᵻd/, U.S.

/ˌoʊvərˈsætʃəˌreɪdᵻd/

Origin: Formed within English, by derivation. Etymons: over- prefix, saturated adj.

Etymology: < over- prefix + saturated adj. In sense 1 after oversaturate v. With sense 2 compare saturated adj. 9.

1. Excessively saturated; supersaturated.

ΚΠ

1906 Philos. Trans. (Royal Soc.) A. 206 354 Keep the concentrations of the substances in solution each at the constant point of saturation, preventing thus the formation under the action of the current of an over-saturated or unsaturated solution of any of them.

1915 A. Conan Doyle Valley of Fear i. ii. 28 The quiet and interested composure of the chemist who sees the crystals falling into position from his oversaturated solution.

1946 Nature 19 Oct. 549/1 We would rather expect such condensations to show no more rotation than the water droplets in a fog formed from oversaturated vapour.

1995 R. D. Michman & A. J. Greco Retailing Triumphs & Blunders ii. 26 Retailers struggle to stay ahead of intense competition in an oversaturated store environment.

2. Geology. Designating a rock or magma in which there is free silica or other specified oxide. Cf. saturated adj. 9.

ΘΚΠ

the world > the earth > minerals > mineral structure or appearance > [adjective] > saturated or undersaturated

oversaturated1913

saturated1913

undersaturated1913

the world > the earth > structure of the earth > constituent materials > rock > mineral or chemical composition > [adjective] > over- or under-saturated

oversaturated1913

saturated1913

undersaturated1913

1913 S. J. Shand in Geol. Mag. 5th Decade 10 510 Any rock which contains free quartz or tridymite of magmatic origin will be termed oversaturated.

1947 E. E. Wahlstrom Igneous Minerals & Rocks ix. 253 Rocks may be oversaturated, saturated, or undersaturated with respect to alumina or other oxides as well as with respect to silica.

1974 A. D. Edgar in H. Sørensen Alkaline Rocks v. i. 357/1 The genesis of oversaturated alkaline rocks.

This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022).

单词	oversaturated
释义	oversaturatedadj. Brit. /ˌəʊvəˈsatʃᵿreɪtᵻd/, /ˌəʊvəˈsatjᵿreɪtᵻd/, U.S. /ˌoʊvərˈsætʃəˌreɪdᵻd/ Origin: Formed within English, by derivation. Etymons: over- prefix, saturated adj. Etymology: < over- prefix + saturated adj. In sense 1 after oversaturate v. With sense 2 compare saturated adj. 9. 1. Excessively saturated; supersaturated. ΚΠ 1906 Philos. Trans. (Royal Soc.) A. 206 354 Keep the concentrations of the substances in solution each at the constant point of saturation, preventing thus the formation under the action of the current of an over-saturated or unsaturated solution of any of them. 1915 A. Conan Doyle Valley of Fear i. ii. 28 The quiet and interested composure of the chemist who sees the crystals falling into position from his oversaturated solution. 1946 Nature 19 Oct. 549/1 We would rather expect such condensations to show no more rotation than the water droplets in a fog formed from oversaturated vapour. 1995 R. D. Michman & A. J. Greco Retailing Triumphs & Blunders ii. 26 Retailers struggle to stay ahead of intense competition in an oversaturated store environment. 2. Geology. Designating a rock or magma in which there is free silica or other specified oxide. Cf. saturated adj. 9. ΘΚΠ the world > the earth > minerals > mineral structure or appearance > [adjective] > saturated or undersaturated oversaturated1913 saturated1913 undersaturated1913 the world > the earth > structure of the earth > constituent materials > rock > mineral or chemical composition > [adjective] > over- or under-saturated oversaturated1913 saturated1913 undersaturated1913 1913 S. J. Shand in Geol. Mag. 5th Decade 10 510 Any rock which contains free quartz or tridymite of magmatic origin will be termed oversaturated. 1947 E. E. Wahlstrom Igneous Minerals & Rocks ix. 253 Rocks may be oversaturated, saturated, or undersaturated with respect to alumina or other oxides as well as with respect to silica. 1974 A. D. Edgar in H. Sørensen Alkaline Rocks v. i. 357/1 The genesis of oversaturated alkaline rocks. This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022). < adj.1906
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